79 lines
2.3 KiB
Ruby
79 lines
2.3 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe DiffViewer::ServerSide do
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let_it_be(:project) { create(:project, :repository) }
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let(:commit) { project.commit_by(oid: '570e7b2abdd848b95f2f578043fc23bd6f6fd24d') }
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let!(:diff_file) { commit.diffs.diff_file_with_new_path('files/ruby/popen.rb') }
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let(:viewer_class) do
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Class.new(DiffViewer::Base) do
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include DiffViewer::ServerSide
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end
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end
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subject { viewer_class.new(diff_file) }
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describe '#prepare!' do
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before do
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stub_feature_flags(disable_load_entire_blob_for_diff_viewer: feature_flag_enabled)
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end
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context 'when the disable_load_entire_blob_for_diff_viewer flag is disabled' do
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let(:feature_flag_enabled) { false }
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it 'loads all diff file data' do
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subject
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expect(diff_file).to receive_message_chain(:old_blob, :load_all_data!)
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expect(diff_file).to receive_message_chain(:new_blob, :load_all_data!)
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subject.prepare!
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end
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end
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context 'when the disable_load_entire_blob_for_diff_viewer flag is enabled' do
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let(:feature_flag_enabled) { true }
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it 'does not load file data' do
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subject
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expect(diff_file).not_to receive(:old_blob)
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expect(diff_file).not_to receive(:new_blob)
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subject.prepare!
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end
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end
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end
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describe '#render_error' do
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context 'when the diff file is stored externally' do
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before do
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allow(diff_file).to receive(:stored_externally?).and_return(true)
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end
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it 'return :server_side_but_stored_externally' do
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expect(subject.render_error).to eq(:server_side_but_stored_externally)
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end
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end
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end
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describe '#render_error_reason' do
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context 'when the diff file is stored externally' do
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before do
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allow(diff_file).to receive(:stored_externally?).and_return(true)
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end
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it 'returns error message if stored in LFS' do
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allow(diff_file).to receive(:external_storage).and_return(:lfs)
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expect(subject.render_error_message).to include('it is stored in LFS')
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end
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it 'returns error message if stored externally' do
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allow(diff_file).to receive(:external_storage).and_return(:foo)
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expect(subject.render_error_message).to include('it is stored externally')
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end
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end
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end
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end
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